Hepatic caecae in cockroach are derived from :

Options

A. crop
B. ileum
C. mid gut
D. oesophagus

Answer

To answer the question regarding the origin of hepatic caecae in cockroaches, we can follow these steps:

### Step 1: Understand the Structure
Hepatic caecae are finger-shaped structures found in cockroaches. They play a crucial role in the digestive system.

### Step 2: Identify the Location
These structures are located at the junction of the foregut and midgut of the cockroach. This positioning is important for their function in digestion.

### Step 3: Function of Hepatic Caecae
The primary function of hepatic caecae is to secrete digestive juices that aid in the digestion of carbohydrates, proteins, and fats. This indicates their importance in the digestive process.

### Step 4: Determine the Origin
The question specifically asks about the origin of hepatic caecae. Based on biological classification and anatomical studies, hepatic caecae are derived from the midgut of the cockroach.

### Step 5: Conclusion
Thus, the correct answer to the question is that hepatic caecae in cockroaches are derived from the midgut.

### Final Answer
Hepatic caecae in cockroaches are derived from the midgut.

---